Dear customer, ShenZhen Koi Electricity Technology Co., Ltd, We are a professional led display , Led street light, led tubes manufacture from shenzhen .which has more than 2000 square metes factory and owns many automatic machines!All of our products have CE, FCC, certificates. we may have chance to cooperate! Since 2005, we began to exploit overseas markets and now have special channels for export business. Backed up by 10 professionals who have average six years&＃039; experience in led display, we are able to release special control software that ably monitors LED working status and gives alarms once malfunction occurs. We use MBI5030 chip and advanced control system thus our display screen can have a longer lifespan , lower power consumption and better white balance. Users can adjust the white balance and brightness not only by points, but also by modules, cabinets, and even the whole display. We use key materials from reliable suppliers such as Nichia, Cree, Axt, Philip, Toshiba and Samsung and conduct 3-day aging tests on each unit, resulting in a 0.1 repair rate. Furthermore, we provide comprehensive services to our customers: technical training on installations, maintenance and technical support, or even designate our engineers to fix your problems directly. We also have an agency in Esthonia. our product&＃039;s advantage: 1. We manage our led display screens&＃039; workmanship and raw material according to ISO９０００－９００１to make sure their stability and realitiy. *****: We can make thinner and lighter cabinet . The size of cabinets on market usually are 180mm-200mm, but through our special design, the thinkness of our cabinets can be reached to 80mm-100mm, which makes them more convenient to transport and even more fashionable. ***** System: Nowadays, the control system on market is Linsn , which controls brigthness by controling the current, while the control system designed by our designers control the brightness by system&＃039;s function of single dot color callibration, in this way, the display screen can have a longer lifespan and much more power can be saved . *****: Recently, most factories still use MBI5026 IC, but we can use MBI5030 and MBI5036 IC, the most advanced IC so ***** are developed by Taiwan MACROBLOCK, which are the latest and most advanced IC in the world.And the company Barco in Italy also use the two kinds of IC. ***** matter what kind of products our customers will choose, we offer 2-year free serive guarantee and also a lifelong service so customers will never regret to choose us--KOILED! If you are interested, we can discuss directly , even face to face discussion , and you are also also welcome to visit our factory. Thank you for your time, for more information please visit our website at ***** . If you are interesting in our product please contact me anytime :) Have a nice day! Tidern ShenZhen Koi Electricity technology Co., Ltd 1 building BaoQing Road BaoLong industrial estate LongGang ShenZhen China ***** TEL：86-755-89613626 FAX：86-755-89613629 Email: *****